What is the total electrical energy consumed by using an electric cooker rated 1000W for 5 hrs?
- 5.3 x 103J
- 6.5 X 103J
-
1.8 X 107J
- 2.3 X 107J
The correct answer is: C
Explanation
Energy = power x time= 1000 x 5 x 3600
= 1.8 X 107J